Show system closure diff on activation

2021-04-25 09:50:03 +02:00 · 2021-04-25 09:50:03 +02:00 · 8a339c51a2
parent 78f4579556
commit 8a339c51a2
1 changed files with 7 additions and 0 deletions
--- a/modules/default.nix
+++ b/modules/default.nix
@ -95,6 +95,13 @@
        acceptTerms = true;
        email = "security@sbruder.de";
      };
+
+      system.activationScripts.diff = ''
+        [ -L /run/current-system ] && ${pkgs.nixUnstable}/bin/nix \
+            --experimental-features 'nix-command' \
+            store \
+            diff-closures /run/current-system "$systemConfig"
+      '';
    }
    (lib.mkIf (!config.sbruder.full) {
      # Adapted from nixpkgs/nixos/modules/profiles/minimal.nix